67899511990

素因数分解:

$2^1\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{2602511}}^1$

素因数の和:2605127

約数の個数: 16

約数和(自身を含む): 122266013760

約数和(自身を除く): 54366501770

約数列:

[1, 2, 5, 10, 2609, 5218, 13045, 26090, 2602511, 5205022, 13012555, 26025110, 6789951199, 13579902398, 33949755995, 67899511990]

約数ペア:

[(1, 67899511990), (2, 33949755995), (5, 13579902398), (10, 6789951199), (2609, 26025110), (5218, 13012555), (13045, 5205022), (26090, 2602511)]